6o 
among the grass-covered islands of the Lower Kasai They were, 
however, numerous in every patch of forest. In the Gambia (Sept 
1902, to April, 1903) Glossina pal pal is was everywhere present along 
the river and its tributaries from its mouth to a point some fifty mife 
above Fatotenda. 
Circumstances of capture: On reviewing this list and cumpanng 
it with Maps I and II, it is apparent that 6\ palpali\ is probably 
present in almost every part of the Congo Free State 
Tsetses were usually only found near water. If there be a fringe 
o! forest or brush, perhaps 200 yards in breadth, along the water’, 
edge, more flies will be seen by gently paddling in a canoe along the 
ank or by walking on the land side just .n the edge of the bdt : 
brush than by even a prolonged stay in the forest itself. The collec 
t.on of water need not be large. 6'. palp,,/,. , 
caught along very small forest streams. 
For T e!f r n r b r Were f0Und t0 var r ereatly in different locate 
Sendwe ”?’ I ^ SabuU ne " Coquilhatville. near 
Bat i unpasandruberoTt h :V‘;: i “'f7 * ? *' 
outskjrfc^of^on!a *** S at Z* 
Falls, all places at which ^ *7”' ^ 
n°t a single fly cou i d be foun j Ca ^ al,s P“** 
stay in each of these places both hv T W3S made dunng 0Ur 
b °ys; it may be that ^ ourselves and by our fly-catching 
days when the Aie a s ,n vis " in g—° f *** - 
nottced that the number of tset e h “ *>«" repeatedly 
vary considerably f rom dav , f H,es P resen > «> any locality may 
on October ^ ^ ^ "**“'* W«-t cause, 
dming^the halVoMhe^ °" UpP “ C< ** 
Again the ^ ^ 
■tamed because they were ^ of the places 
water fronts. «>™Parat,vely free from brush ;lIon / thcir 
It seems certain 
ne ighbourhood of - tsetses in the nnmed, 
any S12e may be 
